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Diffstat (limited to 'boost/interprocess/detail/tmp_dir_helpers.hpp')
| -rw-r--r-- | boost/interprocess/detail/tmp_dir_helpers.hpp | 181 |
1 files changed, 0 insertions, 181 deletions
diff --git a/boost/interprocess/detail/tmp_dir_helpers.hpp b/boost/interprocess/detail/tmp_dir_helpers.hpp deleted file mode 100644 index 28e7341406..0000000000 --- a/boost/interprocess/detail/tmp_dir_helpers.hpp +++ /dev/null @@ -1,181 +0,0 @@ -////////////////////////////////////////////////////////////////////////////// -// -// (C) Copyright Ion Gaztanaga 2007-2011. Distributed under the Boost -// Software License, Version 1.0. (See accompanying file -// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt) -// -// See http://www.boost.org/libs/interprocess for documentation. -// -////////////////////////////////////////////////////////////////////////////// - -#ifndef BOOST_INTERPROCESS_DETAIL_TMP_DIR_HELPERS_HPP -#define BOOST_INTERPROCESS_DETAIL_TMP_DIR_HELPERS_HPP - -#include <boost/interprocess/detail/config_begin.hpp> -#include <boost/interprocess/detail/workaround.hpp> -#include <boost/interprocess/detail/os_file_functions.hpp> -#include <boost/interprocess/errors.hpp> -#include <boost/interprocess/exceptions.hpp> -#include <string> - -#if defined(BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME) && defined(BOOST_INTERPROCESS_WINDOWS) - #include <boost/interprocess/detail/windows_intermodule_singleton.hpp> -#endif - -namespace boost { -namespace interprocess { -namespace ipcdetail { - -#if defined(BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME) - #if defined(BOOST_INTERPROCESS_WINDOWS) - //This type will initialize the stamp - struct windows_bootstamp - { - windows_bootstamp() - { - winapi::get_last_bootup_time(stamp); - } - //Use std::string. Even if this will be constructed in shared memory, all - //modules/dlls are from this process so internal raw pointers to heap are always valid - std::string stamp; - }; - - inline void get_bootstamp(std::string &s, bool add = false) - { - const windows_bootstamp &bootstamp = windows_intermodule_singleton<windows_bootstamp>::get(); - if(add){ - s += bootstamp.stamp; - } - else{ - s = bootstamp.stamp; - } - } - #elif defined(BOOST_INTERPROCESS_HAS_BSD_KERNEL_BOOTTIME) - inline void get_bootstamp(std::string &s, bool add = false) - { - // FreeBSD specific: sysctl "kern.boottime" - int request[2] = { CTL_KERN, KERN_BOOTTIME }; - struct ::timeval result; - std::size_t result_len = sizeof result; - - if (::sysctl (request, 2, &result, &result_len, NULL, 0) < 0) - return; - - char bootstamp_str[256]; - - const char Characters [] = - { '0', '1', '2', '3', '4', '5', '6', '7' - , '8', '9', 'A', 'B', 'C', 'D', 'E', 'F' }; - - std::size_t char_counter = 0; - //32 bit values to allow 32 and 64 bit process IPC - boost::uint32_t fields[2] = { boost::uint32_t(result.tv_sec), boost::uint32_t(result.tv_usec) }; - for(std::size_t field = 0; field != 2; ++field){ - for(std::size_t i = 0; i != sizeof(fields[0]); ++i){ - const char *ptr = (const char *)&fields[field]; - bootstamp_str[char_counter++] = Characters[(ptr[i]&0xF0)>>4]; - bootstamp_str[char_counter++] = Characters[(ptr[i]&0x0F)]; - } - } - bootstamp_str[char_counter] = 0; - if(add){ - s += bootstamp_str; - } - else{ - s = bootstamp_str; - } - } - #else - #error "BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME defined with no known implementation" - #endif -#endif //#if defined(BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME) - -inline void get_tmp_base_dir(std::string &tmp_name) -{ - #if defined (BOOST_INTERPROCESS_WINDOWS) - winapi::get_shared_documents_folder(tmp_name); - if(tmp_name.empty() || !winapi::is_directory(tmp_name.c_str())){ - tmp_name = get_temporary_path(); - } - #else - tmp_name = get_temporary_path(); - #endif - if(tmp_name.empty()){ - error_info err = system_error_code(); - throw interprocess_exception(err); - } - //Remove final null. - tmp_name += "/boost_interprocess"; -} - -inline void tmp_folder(std::string &tmp_name) -{ - get_tmp_base_dir(tmp_name); - #if defined(BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME) - tmp_name += "/"; - get_bootstamp(tmp_name, true); - #endif -} - -inline void tmp_filename(const char *filename, std::string &tmp_name) -{ - tmp_folder(tmp_name); - tmp_name += "/"; - tmp_name += filename; -} - -inline void create_tmp_and_clean_old(std::string &tmp_name) -{ - //First get the temp directory - std::string root_tmp_name; - get_tmp_base_dir(root_tmp_name); - - //If fails, check that it's because already exists - if(!create_directory(root_tmp_name.c_str())){ - error_info info(system_error_code()); - if(info.get_error_code() != already_exists_error){ - throw interprocess_exception(info); - } - } - - #if defined(BOOST_INTERPROCESS_HAS_KERNEL_BOOTTIME) - tmp_folder(tmp_name); - - //If fails, check that it's because already exists - if(!create_directory(tmp_name.c_str())){ - error_info info(system_error_code()); - if(info.get_error_code() != already_exists_error){ - throw interprocess_exception(info); - } - } - //Now erase all old directories created in the previous boot sessions - std::string subdir = tmp_name; - subdir.erase(0, root_tmp_name.size()+1); - delete_subdirectories(root_tmp_name, subdir.c_str()); - #else - tmp_name = root_tmp_name; - #endif -} - -inline void create_tmp_and_clean_old_and_get_filename(const char *filename, std::string &tmp_name) -{ - create_tmp_and_clean_old(tmp_name); - tmp_name += "/"; - tmp_name += filename; -} - -inline void add_leading_slash(const char *name, std::string &new_name) -{ - if(name[0] != '/'){ - new_name = '/'; - } - new_name += name; -} - -} //namespace boost{ -} //namespace interprocess { -} //namespace ipcdetail { - -#include <boost/interprocess/detail/config_end.hpp> - -#endif //ifndef BOOST_INTERPROCESS_DETAIL_TMP_DIR_HELPERS_HPP |